The Google Sheets pie chart percentage "Slice label," located under "Pie chart," has a similar issue, mainly due to space on the slice. You can reduce the font size under "Pie chart" to fix this ...

Wondering how to make a graph in Google Sheets? Open your spreadsheet and get your data ready. It’s time for a crash course on chart creation in Google Sheets.

In Google Sheets, you can edit the chart title and add an axis and legend to better describe your data. However, keep in mind that these customizations will only affect the chart in the spreadsheet.

As said earlier, you need to display the chart first in Google Sheets. Then, double-click on the chart and switch to the Customize tab on the right-hand side. Here you can find various sections.